CN102547112A - Image pickup apparatus and control method thereof - Google Patents
Image pickup apparatus and control method thereof Download PDFInfo
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- CN102547112A CN102547112A CN2011104062376A CN201110406237A CN102547112A CN 102547112 A CN102547112 A CN 102547112A CN 2011104062376 A CN2011104062376 A CN 2011104062376A CN 201110406237 A CN201110406237 A CN 201110406237A CN 102547112 A CN102547112 A CN 102547112A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/63—Control of cameras or camera modules by using electronic viewfinders
- H04N23/631—Graphical user interfaces [GUI] specially adapted for controlling image capture or setting capture parameters
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/63—Control of cameras or camera modules by using electronic viewfinders
- H04N23/633—Control of cameras or camera modules by using electronic viewfinders for displaying additional information relating to control or operation of the camera
- H04N23/635—Region indicators; Field of view indicators
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/67—Focus control based on electronic image sensor signals
- H04N23/672—Focus control based on electronic image sensor signals based on the phase difference signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/67—Focus control based on electronic image sensor signals
- H04N23/675—Focus control based on electronic image sensor signals comprising setting of focusing regions
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/70—Circuitry for compensating brightness variation in the scene
- H04N23/743—Bracketing, i.e. taking a series of images with varying exposure conditions
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/765—Interface circuits between an apparatus for recording and another apparatus
- H04N5/77—Interface circuits between an apparatus for recording and another apparatus between a recording apparatus and a television camera
- H04N5/772—Interface circuits between an apparatus for recording and another apparatus between a recording apparatus and a television camera the recording apparatus and the television camera being placed in the same enclosure
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- Multimedia (AREA)
- Signal Processing (AREA)
- Human Computer Interaction (AREA)
- Studio Devices (AREA)
- Automatic Focus Adjustment (AREA)
- Camera Bodies And Camera Details Or Accessories (AREA)
- Indication In Cameras, And Counting Of Exposures (AREA)
- Focusing (AREA)
Abstract
The invention relates to an image pickup apparatus and a control method thereof. The image pickup apparatus sets focusing time for changing an in-focus state onto each in-focus point by the optical system in accordance with a plurality of in-focus points set by a setting unit and controls the change of the in-focus state by the optical system on the basis of the set focusing time and evaluation by a focus estimation unit in response to a recording instruction given to a recording unit, so that the plurality of set in-focus points are made intop the in-focus state in turn.
Description
Technical field
The present invention relates to a kind of picture pick-up device and control method thereof and program.
Background technology
In recent years, some picture pick-up device such as digital picture camera and digital still camera etc. has following function: when photographer selects to be taken the photograph the arbitrfary point on the body, make selected point get into focus state (for example, TOHKEMY 2007-088655) automatically.
In this function, when the operating period of focusing over against the selected point of being taken the photograph body is selected new point, just stop to operate over against the focusing that before selected point is carried out whenever carrying out such selection, the point to new selection begins the focusing operation then.
Yet the example of above-mentioned conventional art is configured to: at first make the specified arbitrfary point of user get into focus state, afterwards, when specifying other, repeat the focusing operation to specified point.Therefore, in conventional art, there is following problem.Want to have a mind to take and be utilized in the user under the situation of the out-of-focus image that is obtained during a plurality of points of being taken the photograph body are focused in order, the user has to carry out the operation of key switch or touch panel, and this possibly cause the camera vibration.
When focusing operation automatically so that current focus state is changed into the focus state of other arbitrfary point, existence can't be provided with the problem of focusing time neatly as the manual focusing operation.
Summary of the invention
Scope of the present invention provides a kind of picture pick-up device that can solve the above-mentioned problem that is associated with conventional art.According to an aspect of the present invention, a kind of picture pick-up device comprises: shooting part is used for taking and is taken the photograph body; Display unit is used to confirm that the captured quilt of said shooting part takes the photograph body; Optical system components is used to change the said focus state of being taken the photograph body; Parts are estimated in focusing, are used to estimate the said focus state of being taken the photograph body; Recording-member is used to write down the image that the captured quilt of said shooting part is taken the photograph body; Functional unit is used for to said picture pick-up device input indication; Parts are set, be used for selecting to be presented at the said a plurality of points of being taken the photograph body on the said display unit, and selected point are set to focus point according to the operation of said functional unit; And control assembly; Be used for the setting that parts is set to a plurality of said focus points according to said; Be provided with and utilize said optical system components to change the used focusing time of focus state towards each set focus point; And the record indication that provides to said recording-member in response to said functional unit; Based on the evaluation of set focusing time and said focusing evaluation parts, control the change of the focus state that utilizes said optical system components, so that set a plurality of said focus point gets into focus state in order.
According to a further aspect in the invention, a kind of control method of picture pick-up device, said picture pick-up device comprises: shooting part is used for taking and is taken the photograph body; Display unit is used to confirm that the captured quilt of said shooting part takes the photograph body; Optical system components is used to change the said focus state of being taken the photograph body; Parts are estimated in focusing, are used to estimate the said focus state of being taken the photograph body; Recording-member is used to write down the image that the captured quilt of said shooting part is taken the photograph body; And functional unit; Be used for to said picture pick-up device input indication; Said control method may further comprise the steps: step is set, be used for selecting to be presented at the said a plurality of points of being taken the photograph body on the said display unit according to the operation of said functional unit, and selected point is set to focus point; And controlled step; Be used for basis in the said setting that step is set a plurality of said focus points; Be provided with and utilize said optical system components to change the used focusing time of focus state towards each set focus point; And the record indication that provides to said recording-member in response to said functional unit; Based on the evaluation of set focusing time and said focusing evaluation parts, control the change of the focus state that utilizes said optical system components, so that set a plurality of said focus point gets into focus state in order.
Through below with reference to the explanation of accompanying drawing to exemplary embodiments, it is obvious that further feature of the present invention will become.
Description of drawings
Fig. 1 is the figure that illustrates according to the processing block in the picture pick-up device of the present invention.
Fig. 2 illustrates the figure that the demonstration example of picture is set according to the focus point of first embodiment of the invention.
Fig. 3 illustrates according to writing time of the present invention, focusing operation time started, zone focusing time and recording operation in time the figure of relation between the concluding time.
Fig. 4 is the figure that illustrates according to the flow chart of the recording operation that picture pick-up device carried out of first embodiment of the invention.
Fig. 5 illustrates the figure that the demonstration example of picture is set according to the focus point of second embodiment of the invention.
Fig. 6 illustrates the figure that the demonstration example of picture was set according to the time of second embodiment of the invention.
Fig. 7 is the figure that illustrates according to the flow chart of the recording operation of the picture pick-up device of second embodiment of the invention.
Embodiment
To specify the preferred embodiments of the present invention according to accompanying drawing now.
First embodiment
Fig. 1 is the figure that illustrates according to the processing block in the picture pick-up device of first embodiment of the invention.
In Fig. 1, Reference numeral 101 expression comprises the optical system of variable focus lens package, aperture and neutral density (ND) filter etc.Reference numeral 102 expression focusing lenss.Reference numeral 103 expression image units, it comprises CCD, sampling/maintenance (S/H) circuit and pre-process circuit etc. as imaging apparatus.Reference numeral 104 expression signal processing units.Reference numeral 105 is that the focusing evaluation of estimate obtains the unit.Reference numeral 106 expression signal record cells.The recording medium of Reference numeral 107 expression such as flash memory, CD and tapes etc.Reference numeral 108 expressions are used to control the control microcomputer of whole picture pick-up device.The operating unit that Reference numeral 109 expressions are made up of key switch or touch panel etc.
Utilize aperture and ND filter to regulate via optical system 101 scioptics from being taken the photograph the light quantity of the light that body receives.In image unit 103, on light receiving surface, form image from the light of being taken the photograph body, and accumulate as the picture signal electric charge via opto-electronic conversion such as the imaging apparatus of CCD etc.Sampled by sample/hold circuit/keep from picture signal such as the imaging apparatus output of CCD etc.; Be supplied to pre-process circuit afterwards; Wherein in this pre-process circuit, the signal that is provided is carried out AGC processing, black balance processing, white balance processing and Gamma correction processing etc.Then, the signal after handling is supplied to signal processing unit 104.Signal processing unit 104 according to control microcomputer 108 indication that provides picture signal is handled and correction etc., and the picture signal after will handling/proofreading and correct exports signal recording unit 106 to.
106 pairs of picture signals that receive of signal recording unit are carried out intraframe coding or interframe encode, and the signal record after will encoding to recording medium 107.
The focusing evaluation of estimate obtains unit 105 and comprises the signal processing unit of the contrast that is used to obtain picture signal and be used to cut apart from the light of optical system 101 incidents and obtain the phase difference sensor etc. of the phase difference between the two-beam.
Obtain in the focal adjustments of type in contrast; Output through using predefined function to estimate solid-state image pickup obtains to utilize optical system 101 formed by the acutance of subject image, and regulates the position of image pickup optical system on optical axis so that acutance reaches extreme value.The example of evaluation function comprises that the absolute value that is used for the difference between the luminance signal of the frame that is adjacent to each other carries out the function of addition and is used for square function that in the focus detection zone, carries out addition with the difference between the luminance signal of the frame that is adjacent to each other in the focus detection zone.There is another evaluation function, wherein, in this evaluation function, is similar to aforesaid way, the signal difference between the frame that is adjacent to each other is handled to each picture element signal of R, G and B.
Usually, in the focus detection according to the Contrast Detection method of the type,, obtain the evaluation function value coming moving optical system 101 during the position on the optical axis through the slight focusing lens 102 that moves.Therefore, before obtaining focus state, need the long time to regulate focus.
Under the focusing evaluation of estimate obtains situation that unit 105 is made up of phase difference sensor etc.; Two light beams that the different pupils zone of image pickup optical system has been passed in use come to form by subject image respectively, and detect two by the position phase difference between the subject image based on the output of imaging apparatus.Then, this phase difference is converted to the amount of image pickup optical system.In focus detection, can obtain amount according to this method.Therefore, have following advantage: compare with the Contrast Detection method, it is shorter to obtain the required time of focus state.
To be sent to control microcomputer 108 as the focusing evaluation of estimate through the result who uses these methods evaluation focus states (focusing state) to be obtained.Control microcomputer 108 calculates the drive amount of focusing lens 102 based on the focusing evaluation of estimate that receives, and provides indication to drive focusing lens 102 to optical system 101.Reference numeral 111 expression focus points are provided with time measuring unit, are used to measure the following time, and wherein this time is the time that begins the time till finish that is used to be provided with from the focusing operation of selected focus point.The Reference numeral 112 expression focusing operation time starteds are provided with the unit, are used to be provided with from the wait state of focusing operation begin the time till the focusing operation beginning.The Reference numeral 113 expression recording operation concluding times are provided with the unit, are used to be provided with from the focusing of having accomplished all focus points operate the time till the record end.Reference numeral 114 express times are provided with the unit, are used for operating unit is offered the user so that the user will be sent to control microcomputer 108 expected time.
Subsequently, with the be provided with structure of explanation according to the focusing that picture pick-up device carried out of present embodiment operation.This operation realizes when user's operating operation unit 109.Yet in the present embodiment, at least a portion of operating unit 109 is made up of touch panel.In this case, touch panel and display unit 110 integrated formations, and when the user touches button icon 203 that display frame as shown in Figure 2 200 shows and 204 etc., detect the position of user's finger touch.The operation of each unit is by 108 controls of control microcomputer, and in this case, control microcomputer 108 loads and carries out and is stored in the program in the unshowned memory, realizes following control thus.
At first, so that focus on the state that is provided with when effective, start the recording processing routine that comprises that focus point is provided with, and control microcomputer 108 is provided with unit 112 to the focusing operation time started and provides indication with the beginning Measuring Time when user's operating operation unit 109.Afterwards, control microcomputer 108 is provided with unit 112 from the focusing operation time started and obtains the elapsed time, but and provides indication to show the current elapsed time of this elapsed time and Measuring Time to display unit 110.Fig. 2 illustrates the example of this demonstration.
As the left side of Fig. 2 down shown in, but the progress bar 201 in current elapsed time of elapsed time 202 and expression Measuring Time is superimposed upon on the captured image and shows.
The user confirms the demonstration about the elapsed time, and touches selection beginning icon 203 to provide the indication of beginning selective focus point.If do not use touch panel, then the user provides indication through console switch etc.Even if but after the Measuring Time process, still do not carry out selection operation, then indicate the focusing operation time started that unit 112 is set and restart time measurement once more.When touch selecting beginning icon 203 when providing the indication of beginning selective focus point; Control microcomputer 108 is provided with unit 112 from the focusing operation time started and obtains the elapsed time being stored as the focusing operation time started 1 elapsed time that is obtained, and to focus point the indication that time measuring unit 111 provides the beginning Measuring Time is set.
Afterwards, control microcomputer 108 is provided with time measuring unit 111 from focus point and obtains the elapsed time, but and provides indication to show the current elapsed time of this elapsed time and Measuring Time to display unit 110.Display format can that unit 112 employed display formats are set be identical with the focusing operation time started, but preferably can show through the mode that outward appearance is distinguished so that the time to be set.
The user confirms the demonstration about this elapsed time, and selects initial focus point constantly in any desired.Even if but after the Measuring Time process, still do not carry out selection operation, then indicate focus point that time measuring unit 111 is set and restart time measurement once more.
When the user touched position 1 shown in Figure 2, control microcomputer 108 obtained user-selected position from operating unit 109, and the choice box 205 that on display unit 110, shows as shown in Figure 2.Touch location 1 is stored as the focus point 1 that the quilt that will focus on is taken the photograph body.Simultaneously; Control microcomputer 108 is provided with time measuring unit 111 from focus point and obtains the elapsed time so that the elapsed time that is obtained is stored as the zone focusing time 1, and the indication focusing operation time started is provided with unit 112 and with the recording operation concluding time unit 113 beginning Measuring Time is set.
Afterwards, control microcomputer 108 is provided with unit 112 from the focusing operation time started and with the recording operation concluding time is set any the acquisition elapsed time the unit 113.Then, but direction display unit 110 to show the current elapsed time of elapsed time and Measuring Time according to above-mentioned display format.
The user confirms the demonstration about the elapsed time, wants to select any desired of focus point subsequently to touch selection beginning icon 203 constantly to provide the indication that begins selective focus point once more the user.In this case, control microcomputer 108 is provided with unit 112 from the focusing operation time started and obtains the elapsed time be stored as the focusing operation time started 2 elapsed time that is obtained.Afterwards, repeat above focus point setting up procedure.Under the situation of representing the number of times that focus point is provided with n, the operation time started 1～focusing of will focusing is operated time started n, 1～zone focusing time zone focusing time n and focus point 1～focus point n and is as a result of stored.
When the user wanted to stop being provided with of focus point, the user confirmed the demonstration about the elapsed time, and provided the recording start indication constantly in any desired.Recording start icon 204 through touching shown in Fig. 2 upper right provides this indication.
When the user provided the indication of opening entry, control microcomputer 108 was provided with unit 113 from the recording operation concluding time and obtains the elapsed time so that the elapsed time that is obtained is stored as the recording operation concluding time.
According to the recording start indication that the user provides, control microcomputer 108 begins indication to the recording operation that recording medium 107 provides the opening entry picture signal.When having passed through set focusing operation time started 1 from opening entry, control microcomputer 108 is obtained poor between current focal position and the focus point 1.Then, poor based on this, control microcomputer 108 is obtained and is used in the set zone focusing time 1 focus point being changed into the focusing lens drive amount of focus point 1 from current focal position, and begins to drive focusing lens.
Now, will obtain the Drive Structure that focusing evaluation structure that unit 105 had is explained focusing lens according to focusing evaluation of estimate in the above-mentioned different focusing evaluation structure.
When the focusing evaluation of estimate obtains unit 105 and is made up of phase difference sensor etc., obtain amount when forward focal point and set focus point 1.Obtain the required drive amount of focusing lens 102 according to the difference of the amount that is obtained.Afterwards, obtain in the zone focusing time 1 focusing lens drive amount according to the required drive amount of focusing lens 102 and zone focusing time 1 with the time per unit of constant focusing speed drive focusing lens 102.
In addition, if obtaining unit 105, the focusing evaluation of estimate is configured to from picture signal, extract contrast to obtain the focusing evaluation of estimate based on this contrast, the Drive Structure below then using.At first, when the user is provided with accumulation point or provide the indication of opening entry, drive focusing lens 102 in advance, and obtain focusing evaluation of estimate to each focus point and become maximum focusing lens position.Subsequently, according to obtaining the required drive amount of focusing lens 102 with the difference of the corresponding focusing lens of each focus point position that is obtained.Afterwards, obtain in the zone focusing time 1 focusing lens drive amount according to the required drive amount of focusing lens 102 and the zone focusing time 1 of being disposed with the time per unit of constant focusing speed drive focusing lens 102.
Should be noted that the following focus detection actual needs that has provided according to the Contrast Detection method drives focusing lens 102 in advance and stores the reason that focusing evaluation of estimate becomes maximum focusing lens position to each focus point.In the Contrast Detection method,, obtain the evaluation function value coming moving optical system 101 during the position on the optical axis through the slight focusing lens 102 that moves.Thus, when in the zone focusing time 1, keeping constant focusing speed, utilize above position of moving the extreme value that possibly cause passing through the evaluation function value, and possibly can't correctly obtain this extreme value.
After process of set zone focusing time 1, stop the driving of focusing lens, and control microcomputer 108 and wait for, till set focusing operation time starteds 2 process.When having passed through the focusing operation time started 2 (stand-by period) from the driving that stops focusing lens, control microcomputer 108 is obtained poor between focus point 1 and the focus point 2.Then, control microcomputer 108 is obtained and is used in the zone focusing time 2 focus point being changed into the focusing lens drive amount of focus point 2 from focus point 1, and begins to drive focusing lens.
Repeat these operations until focus point n.When focusing lens had been driven to focus point n, control microcomputer 108 was waited for, till set recording operation concluding time process.When the recording operation concluding time through out-of-date, control microcomputer 108 provide the indication that stops to write down, thereby stop the record of picture signal to recording medium 107.
Writing time, focusing operation time started, zone focusing time and the recording operation that Fig. 3 illustrates in the present invention configuration in time relation between the concluding time.
As shown in Figure 3; Based on the focusing operation time started 1 of being stored～focusing operation time started n, 1～zone focusing time zone focusing time n, focus point 1～focus point n and recording operation concluding time, come to carry out in order automatic focusing operation according to user's operation.As a result, picture pick-up device can carry out record as a montage with the image till concluding time writing time.
Fig. 4 illustrates the flow chart that is used to illustrate according to the recording operation of the setting that comprises focus point that picture pick-up device carried out of first embodiment of the invention.
So that focus point is provided with state when effective, beginning (startup) is according to recording operation routine of present embodiment when user's operating operation unit 109.
In step 401, control microcomputer 108 is provided with unit 112 to the focusing operation time started and provides indication with the beginning Measuring Time, but and provides indication to show the current elapsed time (Fig. 2) of elapsed time and Measuring Time to display unit 110.
Subsequently, in step 402, whether judges has provided the indication of beginning selective focus point.
When being judged as the indication that provides beginning selective focus point, in step 403, carry out that the required processing of focus point being set.In other words; Control microcomputer 108 is provided with unit 112 from the focusing operation time started and obtains the focusing operation time started; And simultaneously, to focus point time measuring unit 111 being set is provided with unit 113 with the recording operation concluding time and provides indication with the beginning Measuring Time.Then, control microcomputer 108 obtains the position of user-selected focus point from operating unit 109, corresponding choice box is shown to display unit 110, and taken the photograph the body position and store as focus point selected.
When being judged as the user in the step 402 when not providing the indication of beginning selective focus point, control microcomputer 108 is waited for and being indicated.
In step 404, whether control microcomputer 108 judges provide the recording start indication.Provide recording start when indication when being judged as, control microcomputer 108 is provided with unit 113 from the recording operation concluding time and obtains the elapsed time, this elapsed time is recorded as the recording operation concluding time, and makes control get into step 405.Do not provide recording start when indication when being judged as, control microcomputer 108 makes to handle and is back to step 402, so that the indication that control microcomputer 108 is provided with focus point according to beginning of providing once more of user comes the setting operation of repetition focus point.As a result, all focus points and focus control time thereof can be set before the opening entry, and this for example any operation of key of utilization that makes that the user can avoid during writing down, carrying out that focus point is provided with etc.
In step 405, control microcomputer 108 provides the indication of opening entry, and waits for, till focusing operation time started process, and control microcomputer 108 is confirmed the drive amount of focusing lens based on the zone focusing time.After focusing operation time started process, control microcomputer 108 makes control get into step 406.
In step 406, control microcomputer 108 drives focusing lens based on the drive amount of the focusing lens of determining in the step 405.Then, when the zone focusing effluxion, drive termination, and control microcomputer 108 makes control get into step 407.
In step 407, control microcomputer 108 judges to the focusing operation of all set focus points whether accomplish.When having accomplished to the focusing operation of all set focus points, control microcomputer 108 makes control get into step 408.Operate still imperfect tense when focusing, control microcomputer 108 and make control get into step 405 to repeat focusing operation to focus point to all set focus points.
In step 408, control microcomputer 108 is waited for, till recording operation concluding time process.When the recording operation concluding time through out-of-date, control microcomputer 108 provides the indication that stops record.
Utilize said structure, can during making a video recording, not cause under the situation of operation of key switch and touch panel of camera vibration, obtain focus state in order to a plurality of points of being taken the photograph body.In addition; When focusing operation automatically so that current focus state is changed into the focus state of other arbitrfary point; The focusing time can be set neatly, and this makes the user to take and writes down the image of having a mind to comprise the blurred picture that is obtained during the focusing operation as manual focusing is operated.
Second embodiment
Subsequently, will be with reference to figure 5～7 explanation second embodiment of the present invention.Should be noted that except not using touch panel as the operating unit, identical according to the structure of the picture pick-up device of present embodiment with the structure of first embodiment, the explanation of therefore omitting its structure at this.The difference of second embodiment and first embodiment below will mainly be described.
Fig. 5 illustrates the figure that the demonstration example of picture is set according to the focus point of second embodiment of the invention.Fig. 6 illustrates the figure that the demonstration example of picture was set according to the time of second embodiment of the invention.
Fig. 5 is that the operating unit 109 at picture pick-up device is not to be made up of touch panel but to be presented at the demonstration example of the focus point candidate frame 501 on the display unit 110 when being made up of key switch.User's operation keys switch is with selection expectation focus point candidate frame 501, and control microcomputer 108 is stored selected focus point candidate frame as focus point.
In this case, as shown in Figure 6, disposed the pattern that focusing operation time started (the focusing operation time started among Fig. 6), zone focusing time (the focusing operating time among Fig. 6) and recording operation concluding time are provided with.Under this pattern, constituted be shown as make the user can be provided with in advance those constantly picture 601 is set.For example, be provided with in the picture, a plurality of focusing operating times are set, and can in the picture of Fig. 5, select and be provided with a plurality of focus point candidate frames 501 accordingly with set a plurality of focusing operating time at this.
When the user uses operating unit 109 that focus point is set to provide the indication of opening entry then, carry out automatic focusing operation based on the focusing operation time started, zone focusing time, the recording operation concluding time that are provided with in advance.As a result, can this set interior image of time period be carried out record as a montage.
Fig. 7 illustrates the flow chart according to the recording operation of the picture pick-up device of second embodiment of the invention.
This operation is in 108 loadings of control microcomputer and carries out when being stored in the program in the unshowned memory and realize.Focus on the state that is provided with when effective when the user makes, beginning (startup) is according to recording operation routine of present embodiment.
In step 701, control microcomputer 108 is presented at the picture 601 that is provided with that focusing operation time started, zone focusing time and the recording operation concluding time is shown as shown in Figure 6 on the display unit 110.The user is to each setting option input expected time.When accomplishing input, control microcomputer 108 makes control get into step 702.
In step 702, control microcomputer 108 shows that focus point as shown in Figure 5 is provided with picture 500.User's operation keys switch, and from the focus frame 501 that is shown, select the expectation focus point.In this case, during the identical focus point of the quantity of the zone focusing time of in having selected quantity and step 701, having selected, control microcomputer 108 is a focus point with selected frame location storage, and makes control get into step 703.Should be noted that at first selective focus frame 501, and can carry out corresponding various times settings.
In step 703, control microcomputer 108 provides the indication of opening entry, and makes control get into step 704.In other words, in the present embodiment, also can focus point and focus control time thereof be set before the opening entry, and the for example any operation of key of utilization that need during writing down, not carry out that focus point is provided with etc.
In step 704, control microcomputer 108 waits for, up to the focusing operation time started through till, and confirm the drive amount of focusing lens based on the zone focusing time.After focusing operation time started process, control microcomputer 108 makes control get into step 705.
In step 705, control microcomputer 108 drives focusing lens based on the drive amount of the focusing lens of determining in the step 704.When the zone focusing effluxion, control microcomputer 108 stops to drive and makes control get into step 706.
In step 706, control microcomputer 108 judges to the focusing operation of all focus points whether accomplish.When having accomplished to the focusing operation of all focus points, control microcomputer 108 makes control get into step 707.Operate still imperfect tense when the focusing to all focus points, control microcomputer 108 makes control be back to step 704, and repeats the focusing operation to focus point.
In step 707, control microcomputer 108 is waited for, till recording operation concluding time process, and works as the recording operation concluding time through out-of-date, and control microcomputer 108 provides the indication that stops record.
Utilize said structure,, also can during making a video recording, can not cause obtaining focus state in order to a plurality of points of being taken the photograph body under the situation of the camera vibration that the operation owing to key switch causes even picture pick-up device does not assemble touch panel.When focusing operation automatically so that current focus state is changed into the focus state of other arbitrfary point; The focusing time can be set neatly, and this makes the user to take and writes down and have a mind to comprise the image of the blurred picture that operating period obtained of focusing as manual focusing is operated.
More than specified the present invention based on the preferred embodiments of the present invention.Yet, the invention is not restricted to these specific embodiments, and the various distortion in the purport of the present invention are also included among the present invention.Can make up the part of above embodiment as required.
The present invention also comprises following situation.Directly or use wire/wireless communication will realize that the program of software of the function of above embodiment provides system for computer or the equipment that can carry out this program to having from recording medium, and carry out this program.
Therefore, also through being provided with and installing and realize the present invention with the program code itself that utilizes this computer realization function treatment of the present invention on computers.In other words, the computer program itself of realizing function treatment of the present invention is also included among the present invention.
In this case, this program can be the program of carrying out such as object identification code, by interpreter and the arbitrary form to the script data of OS etc. is provided, as long as the function of this program is provided.
Be used to provide the example of the recording medium of this program to comprise hard disk, magnetic recording media, light/magnetic-optical storage medium and such as the semiconductor memory of nonvolatile memory etc. such as tape etc.
To be used to provide the method for this program to think following method: to make the server stores on the computer network constitute computer program of the present invention, and make the client computer that connected download this computer program and it is programmed.
Although the present invention has been described with reference to exemplary embodiments, should be appreciated that, the invention is not restricted to disclosed exemplary embodiments.The scope of appended claims meets the wideest explanation, to comprise all this type modifications, equivalent structure and function.
Claims (8)
1. picture pick-up device comprises:
Shooting part is used for taking and is taken the photograph body;
Display unit is used to confirm that the captured quilt of said shooting part takes the photograph body;
Optical system components is used to change the said focus state of being taken the photograph body;
Parts are estimated in focusing, are used to estimate the said focus state of being taken the photograph body;
Recording-member is used to write down the image that the captured quilt of said shooting part is taken the photograph body;
Functional unit is used for to said picture pick-up device input indication;
Parts are set, be used for selecting to be presented at the said a plurality of points of being taken the photograph body on the said display unit, and selected point are set to focus point according to the operation of said functional unit; And
Control assembly; Be used for the setting that parts is set to a plurality of said focus points according to said; Be provided with and utilize said optical system components to change the used focusing time of focus state towards each set focus point; And the record indication that provides to said recording-member in response to said functional unit; Based on the evaluation of set focusing time and said focusing evaluation parts, control the change of the focus state that utilizes said optical system components, so that set a plurality of said focus point gets into focus state in order.
2. picture pick-up device according to claim 1 is characterized in that, said control assembly is provided with the said focusing time to each said focus point.
3. picture pick-up device according to claim 1 and 2 is characterized in that, the said focusing time comprises that said optical system components changes the used time of focus state and begins to change the focus state stand-by period before.
4. picture pick-up device according to claim 3; It is characterized in that; Said control assembly comprises being used for being provided with respectively and changes the used time of focus state and the focus point of stand-by period is provided with the time measurement parts; And, based on said focus point is set the time that the time measurement parts measure the said focusing time is set according to the operation of said functional unit.
5. according to each described picture pick-up device in the claim 1 to 3; It is characterized in that; Said control assembly comprises being used to be provided with from the change of having accomplished the focus state that utilizes said optical system components to a plurality of said focus points, recording operation concluding time of writing time till accomplishing recording operation parts is set, and controls the said recording operation concluding time and parts are set according to utilizing the given record of said functional unit to indicate to be set said writing time.
6. according to each described picture pick-up device in the claim 1 to 5, it is characterized in that said functional unit comprises touch panel, and said touch panel and said display unit constitute integratedly.
7. according to each described picture pick-up device in the claim 1 to 3, it is characterized in that said control assembly makes said display unit show that focus point is provided with picture,
Said focus point is provided with picture and comprises and be used to be provided with said focus point and the demonstration of said focusing time, and
Said control assembly is controlled, with according to the operation of said functional unit be used to be provided with said focus point and the demonstration of said focusing time is provided with a plurality of said focus points and said focusing time.
8. the control method of a picture pick-up device, said picture pick-up device comprises:
Shooting part is used for taking and is taken the photograph body;
Display unit is used to confirm that the captured quilt of said shooting part takes the photograph body;
Optical system components is used to change the said focus state of being taken the photograph body;
Parts are estimated in focusing, are used to estimate the said focus state of being taken the photograph body;
Recording-member is used to write down the image that the captured quilt of said shooting part is taken the photograph body; And
Functional unit is used for to said picture pick-up device input indication,
Said control method may further comprise the steps:
Step is set, be used for selecting to be presented at the said a plurality of points of being taken the photograph body on the said display unit, and selected point is set to focus point according to the operation of said functional unit; And
Controlled step; Be used for basis in the said setting that step is set a plurality of said focus points; Be provided with and utilize said optical system components to change the used focusing time of focus state towards each set focus point; And the record indication that provides to said recording-member in response to said functional unit; Based on the evaluation of set focusing time and said focusing evaluation parts, control the change of the focus state that utilizes said optical system components, so that set a plurality of said focus point gets into focus state in order.
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| JP2010273564A JP5743514B2 (en) | 2010-12-08 | 2010-12-08 | Imaging apparatus, control method thereof, and program |
| JP2010-273564 | 2010-12-08 |
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| CN102547112A true CN102547112A (en) | 2012-07-04 |
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| US (1) | US8488049B2 (en) |
| JP (1) | JP5743514B2 (en) |
| CN (1) | CN102547112B (en) |
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| JP6000520B2 (en) * | 2011-07-25 | 2016-09-28 | キヤノン株式会社 | Imaging apparatus and control method and program thereof |
| KR101838033B1 (en) * | 2011-11-25 | 2018-03-15 | 삼성전자 주식회사 | Method and apparatus for providing image photography of a user device |
| JP5931464B2 (en) * | 2012-01-20 | 2016-06-08 | オリンパス株式会社 | Imaging device |
| JP6159097B2 (en) * | 2013-02-07 | 2017-07-05 | キヤノン株式会社 | Image processing apparatus, imaging apparatus, control method, and program |
| JP2015129846A (en) * | 2014-01-07 | 2015-07-16 | キヤノン株式会社 | Image capturing device and control method therefor |
| JP6178987B2 (en) * | 2014-02-05 | 2017-08-16 | パナソニックＩｐマネジメント株式会社 | Imaging device |
| JP6381266B2 (en) * | 2014-04-15 | 2018-08-29 | キヤノン株式会社 | IMAGING DEVICE, CONTROL DEVICE, CONTROL METHOD, PROGRAM, AND STORAGE MEDIUM |
| JP6442709B2 (en) * | 2014-09-08 | 2018-12-26 | パナソニックＩｐマネジメント株式会社 | Imaging device |
| WO2019187648A1 (en) * | 2018-03-29 | 2019-10-03 | 富士フイルム株式会社 | Imaging device, imaging method, program, and recording medium |
| US10917571B2 (en) * | 2018-11-05 | 2021-02-09 | Sony Corporation | Image capture device control based on determination of blur value of objects in images |
| JP7087984B2 (en) * | 2018-12-20 | 2022-06-21 | オムロン株式会社 | Imaging system and setting device |
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Also Published As
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| JP5743514B2 (en) | 2015-07-01 |
| CN102547112B (en) | 2014-08-20 |
| JP2012123174A (en) | 2012-06-28 |
| US8488049B2 (en) | 2013-07-16 |
| US20120147245A1 (en) | 2012-06-14 |
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